A modular backrest adjustment sofa for easy mobility

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Through modular design and adjustable components, the sofa backrest can be adjusted for comfort and transported conveniently, solving the problems of large size and inconvenience in disassembling the sofa, and reducing transportation costs.

CN224522726UActive Publication Date: 2026-07-21ANJI NEW VISION HOUSEHOLD PRODUCTS CO LTD

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Patent Information

Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner: ANJI NEW VISION HOUSEHOLD PRODUCTS CO LTD
Filing Date: 2025-05-12
Publication Date: 2026-07-21

AI Technical Summary

Technical Problem

Existing sofas have non-adjustable backrests, resulting in insufficient comfort. They are also bulky, difficult to modularize, and increase transportation and handling costs.

Method used

Designed as a modular structure, it includes a support base, backrest, and base plate. The backrest angle can be adjusted by adjusting the components, and wheels are installed under the base plate for easy movement and disassembly.

Benefits of technology

It enables comfortable backrest adjustment and modular disassembly, reducing transportation space, lowering transportation costs, and improving ease of use.

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Abstract

This utility model relates to the field of sofa technology and discloses a modular adjustable backrest sofa that is easy to move. It includes a support base, a backrest, and a base plate. Multiple support legs are installed on the underside of the support base. The lower parts of the two side walls of the backrest have grooves, and connecting plates are installed inside the grooves. The support base has a U-shaped structure, and adjustment components are installed on the inner sides of the two side walls. Each adjustment component has a mounting slot, and the connecting plates are inserted into the mounting slots. The adjustment components allow for angle adjustment of the backrest. Multiple casters are installed on the bottom of the base plate, and a connecting component is installed in the middle of the base plate. The lower side of the base plate has a mounting groove, and the connecting component secures the base plate to the mounting groove. The advantages of this utility model compared to existing technologies are: the sofa is divided into three modules—a support base, a backrest, and a bottom movable component; the backrest angle can be automatically adjusted by the adjustment components; the three modules are easy to disassemble, reducing space occupation and facilitating transportation.

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